.left .left-main-box {
  display: flex;
  background-color: #fff;
  flex-direction: column;
  border-radius: 16px;
}
.file-title {
  height: 45px;
  padding: 0 12px;
  color: salmon;
  line-height: 45px;
  cursor: default;
  font-size: 14px;
  font-weight: 600;
  border-bottom: 1px solid sandybrown;
}
.file-box {
  flex: 1;
  padding-top: 15px;
  overflow: hidden;
}
.file-box .file-tag-box .tag-title {
  height: 40px;
  color: #606266;
  font-size: 14px;
  font-weight: 600;
  line-height: 40px;
  margin-bottom: 20px;
  border-bottom: 1px solid #dfdddd;
}
.file-box .file-tag-box .tag-box {
  display: flex;
  flex-wrap: wrap;
  margin-bottom: 20px;
  cursor: default;
}
.file-box .file-tag-box .tag-box .tag-move {
  flex: 1;
  display: flex;
  flex-wrap: wrap;
}
.file-box .file-tag-box .tag-box li {
  height: 24px;
  color: #606266;
  line-height: 24px;
  padding: 0 8px;
  font-size: 13px;
  font-weight: 600;
  border-radius: 3px;
  margin-left: 10px;
  margin-bottom: 10px;
  background-color: #e9f2ff;
  cursor: pointer;
}
.file-box .file-tag-box .tag-box li span {
  margin-left: 5px;
  color: salmon;
}
.file-box .file-tag-box .tag-box li:hover {
  background-color: salmon;
  color: #e9f2ff;
}
.file-box .file-tag-box .tag-box li:hover span {
  color: #e9f2ff;
}
.file-box .file-date-box .date-title {
  height: 40px;
  color: #606266;
  line-height: 40px;
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 20px;
  border-bottom: 1px solid #dfdddd;
  cursor: default;
}
.file-box .file-date-box .date-title span {
  margin: 0 3px;
  color: #909199;
}
.file-box .file-date-box .date-box {
  height: 100%;
  border-left: 2px solid salmon;
  display: flex;
}
.file-box .file-date-box .date-box .line-box {
  width: 1px;
  height: 100%;
  background-color: sandybrown;
}
.file-box .file-date-box .date-box .date-content-father {
  flex: 1;
  padding: 0 0 15px 30px;
}
.file-box .file-date-box .date-box .date-content-father .fold-content-box {
  padding: 0px 20px 0px 20px;
}
.file-box .file-date-box .date-box .date-content-father .fold-content-box .fold-content {
  color: #606266;
  font-size: 14px;
  cursor: pointer;
}
.file-box .file-date-box .date-box .date-content-father .fold-content-box .fold-content:hover {
  color: salmon;
}
